XML 123 R107.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Asset Sale and Loan Restructuring - Summary of Combined Carrying Value of All Loans (Detail) - USD ($) | Dec. 31, 2015 | Dec. 10, 2015
--- | --- | ---
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished | $ 19,125,131 | $ 19,125,131
Monaco Loan [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 2,000,000
Monaco Loan [Member] | First Tranche [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 5,000,000
Monaco Loan [Member] | Second Tranche [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 387,262
Fifth Third Term [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 3,000,000
Fifth Third SSCA Project Loan [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 7,684,514
Fifth Third SSCA Project Loan [Member] | Term Loan Interest [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 36,614
Fifth Third Laurel Mortgage [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 1,001,000
Term Loan [Member] | Term Loan Interest [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | 12,559
Mortgage Interest Paid [Member] | Term Loan Interest [Member] |  |
Troubled Debt Restructuring, Debtor, Current Period [Line Items] |  |
Fair value of assets given up and assigned to debt extinguished |  | $ 3,182

X
- Definition Fair value of assets assigned to debt extinguished. + References No definition available. + Details
Name: | omex_FairValueOfAssetsAssignedToDebtExtinguished
Namespace Prefix: | omex_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_MonacoLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=omex_TrancheOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=omex_TrancheTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_FifthThirdTermMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_FifthThirdSscaProjectLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExtinguishmentOfDebtAxis=omex_InterestOnDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_FifthThirdLaurelMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_TermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |